function delDiary(id, name)
{
    if (confirm("你确定删除博客"+name+"吗？"))
    {
        gel("hfDeleteDiaryID").value = id;
        var myForm =  document.forms['form1'];
        if (!myForm) {
            myForm = document.form1;
        }
        myForm.submit();
    }
}
function gel(id)
{
    return document.getElementById(id);
}


function submitDiary(action)
{
   
   var myForm =  document.forms['form1'];
   if (!myForm) {
        myForm = document.form1;
   }
   
  
   var title=document.getElementById("txtTitle");
  // title.value=title.value.trimStr();
   if(title.value=="")
   {   
        title.focus();    
        alert("标题不能为空");
        return;
   }  
   
   
   var fuPhoto= document.getElementById("fuDiaryPicture");
   if(fuPhoto.value!="")
   {
                var pos = fuPhoto.value.lastIndexOf(".");
                var lastname = fuPhoto.value.substring(pos,fuPhoto.value.length)  //此处文件后缀名也可用数组方式获得str.split(".") 
                if (lastname.toLowerCase()!=".jpg" && lastname.toLowerCase()!=".gif"&& lastname.toLowerCase()!="bmp"&& lastname.toLowerCase()!="jpeg")
                {
                      alert("您上传的文件图片类型必须为.jpg,.gif,.bmp,.jpeg类型");
                      return;
                }          
    }  
 
     
   var content=document.getElementById("txtContent");
  // content.value=content.value.trimStr();
   if(content.value=="")
   {   
        alert("内容不能为空");
        return;
   }  
   
   myForm.action="";
   myForm.action=action;
   myForm.submit();
}





function ChangeToTab(id)
{
    HideAllTab();
    DisplayTab(id);
}

function HideAllTab()
{
     HideTab('hisdiscri');
     HideTab('herdiscri');
}

var writerID=2;
function InitWriter(id)
{
   var table=gel(id);
   if(table!=null)
   {
        table.style.display="block";
   }   
   self.setInterval("shiftWriter()",5000);   	
}

function shiftWriter()
{
    HideAllWriterTable();
    var table=gel("tbl"+writerID); 
    if(table!=null)
    {
        table.style.display="block";
    } 
    writerID++;
    if(writerID==4)
        writerID=1;
}

function HideAllWriterTable()
{
    gel("tbl1").style.display="none";
    gel("tbl2").style.display="none";
    gel("tbl3").style.display="none";
}